CN110034244A - El light emitting device and its manufacturing method - Google Patents
El light emitting device and its manufacturing method Download PDFInfo
- Publication number
- CN110034244A CN110034244A CN201810027384.4A CN201810027384A CN110034244A CN 110034244 A CN110034244 A CN 110034244A CN 201810027384 A CN201810027384 A CN 201810027384A CN 110034244 A CN110034244 A CN 110034244A
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- layer
- dielectric
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- light emitting
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
- H10K50/11—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
- H10K71/10—Deposition of organic active material
- H10K71/12—Deposition of organic active material using liquid deposition, e.g. spin coating
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Electroluminescent Light Sources (AREA)
Abstract
The present invention relates to el light emitting device and its manufacturing methods.El light emitting device is the conductive material by liquid in the present invention, the dielectric material of liquid, the luminescent material of liquid, transparency conducting layer and the coating of the transparent material of liquid and layering film forming drying, the conductive layer sequentially on an object can be formed, dielectric layer, luminescent layer, transparency conducting layer and transparent protective layer, whole el light emitting device can excite luminescent layer to generate light in being powered under, above-mentioned liquid material can be attached to various materials and various of different shapes soft, on hard object, and conductive material, dielectric resin is mixed in dielectric material and luminescent material, the phenomenon that dielectric coefficient is to avoid electric pole short circuit and voltage breakdown can be improved.
Description
Technical field
The present invention in relation to a kind of light emitting device, it is especially a kind of in the way of the lamination of coating attachment made by electroluminescent hair
Electro-optical device and its manufacturing method.
Background technique
Electroluminescent (Electroluminescent；Abbreviation EL), it is a kind of the phenomenon that utilizing electroluminescent, it is basic
Principle is that suitable luminescent material is clipped between two conductive layers, and when the current flows, luminescent material will issue visible light, and
Have many advantages, such as that light-weight, thickness is thin with light-emitting component made of such light-emitting mode；Therefore, in recent years, by electroluminescent
(EL) etc. self-emission display apparatus (i.e. so-called light emitting device) of the light-emitting component for pixel is noticeable.As for this
The light-emitting component of kind self-emission display apparatus, Organic Light Emitting Diode (OLED) and EL element are noticeable, and have applied
In EL display etc..Since these light-emitting components itself shine, so the visibility of their pixel is better than liquid crystal display, because
Without backlight.
Now, the manufacturing cost of electroluminescent cell is not possible to reduce easily, furthermore electroluminescent cell is applied
Substrate is rigid material, therefore the field applied is restricted, such as object or the surface of the soft materials such as cap, clothes
Rough object can not all be implemented.
Summary of the invention
In view of this, the present invention provides a kind of light emitting device, it is especially a kind of made in the way of the lamination of coating attachment
At el light emitting device and its manufacturing method, be main purpose.
El light emitting device of the invention includes at least: a conductive layer, for being attached on an object, by leading for a liquid
It is formed after electric material film forming is dry, it is the conducting powder of 1:1:2 which, which is with weight percent, organic solvent and dielectric tree
Rouge mixes, and dielectric coefficient is greater than 8；One dielectric layer is attached to side of the conductive layer in contrast to the object, and be by
It is formed after the dielectric material film forming of one liquid is dry, which is the high-dielectric coefficient with weight percent for 1:1:2
Powder, organic solvent and dielectric resin mix, and dielectric coefficient is greater than 8；It is opposite to be attached to the dielectric layer for one luminescent layer
It in the side of the conductive layer, and is formed after forming a film drying by the luminescent material of a liquid, which is with weight percent
Than mixing for the fluorescent powder, organic solvent and dielectric resin of 1:1:2, and dielectric coefficient is greater than 8；An and electrically conducting transparent
Layer, is attached to side of the luminescent layer in contrast to the dielectric layer；It is opposite to be attached to the transparency conducting layer for one transparent protective layer
In the side of the luminescent layer.
In a preferred embodiment, the el light emitting device is further provided with two conductor wires, is separately connected
The conductive layer and the transparency conducting layer.
In a preferred embodiment, the organic solvent is toluene, butyl acetate, ethyl acetate, n-butanol, third
One of ketone, ethyl alcohol, pentyl acetate, isoamyl acetate, dimethylbenzene, ethylbenzene, trimethylbenzene or ether-ether.
In a preferred embodiment, the dielectric resin is alcohol acids, acrylic compounds, epoxies, phenolic, ammonia
Base class, nitro class, chlorinated rubber class, polyurethanes, fluorine carbon, polysiloxane-based, vinyl class, polyesters, polycarbonate
Class or one of the modified resin that functional group is added.
In a preferred embodiment, the conducting powder is that yellow gold powder mixing silver powder forms；The high dielectric system
Several powder is one of barium titanate, barium carbonate or barium sulfate；The transparency conducting layer is conductive by ITO conductive paste, ATO
Liquid, graphene or nano-silver thread are made.
According to the second aspect of the invention, a kind of manufacturing method of el light emitting device is provided, following step is included at least
It is rapid: (a) prepare the conductive material of a liquid, the dielectric material of liquid, liquid luminescent material；(b) conduction material of liquid is used
Material coating is attached on an object, forms the conductive layer after conductive material film forming is dry；(c) dielectric material of liquid is used
Coating is attached on the conductive layer, forms the dielectric layer after dielectric material film forming is dry；(d) luminescent material of liquid is used
Coating is attached on the dielectric layer, forms the luminescent layer after luminescent material film forming is dry；(e) transparency conducting layer is coated
It is attached to the luminescent layer；(f) transparent protective layer coating is attached to the transparency conducting layer；And it (g) by the conductive layer and is somebody's turn to do
Transparency conducting layer is separately connected a conductor wire.
In a preferred embodiment, the transparent protective layer is shape after the transparent material film forming drying by a liquid
At the transparent material is to be mixed with weight percent for the organic solvent, dielectric resin and resin combination of 1:1:3.
Detailed description of the invention
Fig. 1 show the structural schematic diagram of el light emitting device in the present invention；
Fig. 2 show the flow diagram of el light emitting device manufacturing method in the present invention；And
Fig. 3 show the use schematic diagram of el light emitting device in the present invention.
Symbol description:
El light emitting device 10
Conductive layer 11
Dielectric layer 12
Luminescent layer 13
Transparency conducting layer 14
Transparent protective layer 15
Object 20.
Specific embodiment
Unless otherwise stated, otherwise following term used in present specification and claims have hereafter give
The definition given.It note that singular shape term " one " used in present specification and claims is intended to cover one
A and more than one contained item, for example, at least one, at least two or at least three, rather than mean only to have single
One contained item.In addition, the open conjunction such as "comprising" used in claims, " having " is to indicate claim
In documented element or ingredient combination in, however not excluded that the other assemblies or ingredient that claim does not state clearly.It is also noted that
Term "or" is general in the sense also to include " and/or ", except non-content is separately clearly shown.Present specification and claims
Term used in book " about (about) ", be to limit it is any can slight variations error, but this slight variations are not
Its essence can be changed.
Refering to Figure 1, el light emitting device of the invention includes at least: a conductive layer 11, a dielectric layer 12, one hair
Photosphere 13, a transparency conducting layer 14 and a transparent protective layer 15.
The conductive layer 11 is to be formed after forming a film drying by the conductive material of a liquid, this is led for being attached on an object 20
Electric material is to be mixed with weight percent for the conducting powder of 1:1:2, organic solvent and dielectric resin, and dielectric coefficient is greater than
8。
The dielectric layer 12 is attached to side of the conductive layer 11 in contrast to the object 20, and is by the dielectric material of a liquid
It is formed after film forming is dry, which is the powder, organic solvent and Jie with weight percent for the high-dielectric coefficient of 1:1:2
Electric resin mixes, and dielectric coefficient is greater than 8.
Luminescent layer 13 is attached to side of the dielectric layer 12 in contrast to the conductive layer 11, and is by the luminescent material of a liquid
Formed after film forming is dry, the luminescent material with weight percent for fluorescent powder, organic solvent and the dielectric resin mixing of 1:1:2 and
At, and dielectric coefficient is greater than 8；Fluorescent powder can be organic fluorescent powder or inorganic fluorescent powder.
Transparency conducting layer 14 is attached to side of the luminescent layer 13 in contrast to the dielectric layer 12.Transparent protective layer 15 is attached to
Side of the transparency conducting layer 14 in contrast to the luminescent layer 13.
The manufacturing method that above-mentioned el light emitting device is manufactured in the present invention includes at least following please refer to shown in Fig. 2
Step:
Step (a) prepare the conductive material of a liquid, the dielectric material of liquid, liquid luminescent material；Adhere to from coating
Easness from the viewpoint of, it is 5Pas hereinafter, being more preferably 3Pas hereinafter, more that the viscosity of above-mentioned liquid material is more satisfactory
Add preferably 1Pas hereinafter, especially desirable for 100mPas or less.In a preferred embodiment, the organic solvent
For toluene, butyl acetate, ethyl acetate, n-butanol, acetone, ethyl alcohol, pentyl acetate, isoamyl acetate, dimethylbenzene, ethylbenzene, three
One of toluene or ether-ether.In another preferred embodiment, which is alcohol acids, acrylic compounds, ring
Oxygen class, amino, nitro class, chlorinated rubber class, polyurethanes, fluorine carbon, polysiloxane-based, vinyl class, is gathered at phenolic
One of esters, modified resin polycarbonate-based or that functional group is added, especially can further select aqueous organic
Solvent and aqueous dielectric resin allow the liquid materials such as conductive material, dielectric material, luminescent material to present aqueous, can increase coating
The operability of attachment, and the rate of drying that forms a film is very fast.Using organic solvent by the above-mentioned material (powder of conducting powder, high-dielectric coefficient
End and fluorescent powder) it is dissolved in organic solvent, prepared liquid material is subjected to coating attachment and film forming is good is easy to dry
Dry film forming；And the addition of dielectric resin, improve the avoidable electric pole short circuit of dielectric coefficient of each liquid material and showing for voltage breakdown
As.
Step (b) is attached on an object using the conductive material coating of liquid, the shape after conductive material film forming is dry
At the conductive layer；It is commonly known to have " dry coating methods such as vapor deposition, sputter, ion plating " and " print as the method for coating attachment
Brush, slot coated, stick painting, spreader (applicator) coating, rotary coating, blade coating (blade coat), air knife apply
Wet coating methods such as cloth (air knife coat), intaglio plate coating, idler wheel coating, spraying, dip-coating " etc.；And its drying side that forms a film
Formula can be heat curing type or UV light curable type.
Step (c) is attached on the conductive layer using the dielectric material coating of liquid, after dielectric material film forming is dry
Form the dielectric layer.
Step (d) is attached on the dielectric layer using the luminescent material coating of liquid, after luminescent material film forming is dry
Form the luminescent layer.
The coating of one transparency conducting layer is attached to the luminescent layer by step (e).In a preferred embodiment, this is transparent
Conductive layer is made of ITO conductive paste, ATO conduction liquid, graphene or nano-silver thread.
The coating of one transparent protective layer is attached to the transparency conducting layer by step (f), then completes el light emitting device, Yu Tong electricity
Luminescent layer can be excited to generate light under.In a preferred embodiment, which is by a liquid
It is formed after transparent material film forming is dry, which is the organic solvent, dielectric resin and tree with weight percent for 1:1:3
Fat composition mixes.
The el light emitting device completed by above-mentioned steps is further configured with two conductor wires, is separately connected the conduction
Layer and the transparency conducting layer, the positive and negative electrode of a power supply can be connected to by two conductor wire, using application electric current to excite
Luminescent layer generates light.
The present invention is to produce el light emitting device in the way of the lamination of coating attachment by liquid material, in a preferred tool
It is in body embodiment, above-mentioned liquid material is general as common coating, it can use spraying method and coat the liquid material
Be attached to the object surface of a variety of hard materials such as metal, thermoplastic materials, glass, carbon fiber, can also perfection be attached to each koji
On the object of the hard materials such as face, corner angle, irregular shape or soft material；Automobile repacking can be further applied (such as Fig. 3 institute
Show, dashed area shown in drawing is then light emitting region), airframe, bicycle night safety illumination, the helmet, clothes etc. it is more
A field, it might even be possible to be applied to road lighting or mark.And luminescent layer can generate a variety of different colours because of demand in the present invention,
Its light issued can penetrate several coatings, so the object of mistake is before energization coated by liquid material of the invention, outside
It in sight and indifference, but can shine after being switched on, safety is good, and belongs to cold light source, and not generating heat will not get an electric shock and energy conservation
Environmental protection.
Above all embodiments are only for illustrating effect of the invention, and not limitation of the present invention, the technology of related fields
Personnel are not departing from various transformation that technical scope of the invention is made or variation also should belong to protection category of the invention.
Claims (7)
1. a kind of el light emitting device, includes at least:
One conductive layer, for being attached on an object, by being formed after the conductive material film forming drying of a liquid, which is
It is mixed with weight percent for the conducting powder of 1:1:2, organic solvent and dielectric resin, and dielectric coefficient is greater than 8；
One dielectric layer is attached to side of the conductive layer in contrast to the object, and by the film forming drying of the dielectric material of a liquid
After formed, which is mixed for the powder, organic solvent and dielectric resin of the high-dielectric coefficient of 1:1:2 with weight percent
It closes, and dielectric coefficient is greater than 8；
One luminescent layer is attached to side of the dielectric layer in contrast to the conductive layer, and is formed a film and done by the luminescent material of a liquid
It is formed after dry, which is to be mixed with weight percent for the fluorescent powder, organic solvent and dielectric resin of 1:1:2,
And dielectric coefficient is greater than 8；
One transparency conducting layer is attached to side of the luminescent layer in contrast to the dielectric layer；And
One transparent protective layer is attached to side of the transparency conducting layer in contrast to the luminescent layer.
2. el light emitting device as described in claim 1, wherein be further provided with two conductor wires, be separately connected the conduction
Layer and the transparency conducting layer.
3. el light emitting device as described in claim 1, wherein the organic solvent be toluene, butyl acetate, ethyl acetate,
One of n-butanol, acetone, ethyl alcohol, pentyl acetate, isoamyl acetate, dimethylbenzene, ethylbenzene, trimethylbenzene or ether-ether.
4. el light emitting device as described in claim 1, wherein the dielectric resin be alcohol acids, acrylic compounds, epoxies,
Phenolic, amino, nitro class, chlorinated rubber class, polyurethanes, fluorine carbon, polysiloxane-based, vinyl class, polyesters,
One of modified resin polycarbonate-based or that functional group is added.
5. el light emitting device as described in claim 1, wherein the conducting powder is that yellow gold powder mixing silver powder forms；It should
The powder of high-dielectric coefficient is one of barium titanate, barium carbonate or barium sulfate；The transparency conducting layer be by ITO conductive paste,
ATO conduction liquid, graphene or nano-silver thread are made.
6. a kind of manufacturing method of el light emitting device of manufacture as described in any one of claims 1 to 5, includes at least following
Step:
A) prepare the conductive material of a liquid, the dielectric material of liquid, liquid luminescent material；
B) it is attached on an object using the conductive material coating of liquid, forms the conduction after conductive material film forming is dry
Layer；
C) it is attached on the conductive layer using the dielectric material coating of liquid, forms the dielectric after dielectric material film forming is dry
Layer；
D) it is attached on the dielectric layer using the luminescent material coating of liquid, forms this after luminescent material film forming is dry and shine
Layer；
E) transparency conducting layer coating is attached to the luminescent layer；And
F) transparent protective layer coating is attached to the transparency conducting layer.
7. the manufacturing method of el light emitting device as claimed in claim 6, wherein the transparent protective layer is by the saturating of a liquid
It is formed after bright material filming is dry, which is the organic solvent, dielectric resin and resin with weight percent for 1:1:3
Constituent mixes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810027384.4A CN110034244A (en) | 2018-01-11 | 2018-01-11 | El light emitting device and its manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810027384.4A CN110034244A (en) | 2018-01-11 | 2018-01-11 | El light emitting device and its manufacturing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110034244A true CN110034244A (en) | 2019-07-19 |
Family
ID=67234333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810027384.4A Pending CN110034244A (en) | 2018-01-11 | 2018-01-11 | El light emitting device and its manufacturing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110034244A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112490379A (en) * | 2019-09-12 | 2021-03-12 | 京懋国际光电股份有限公司 | Electroplate type electroluminescent device |
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| CN201054824Y (en) * | 2007-02-15 | 2008-04-30 | 徐楠楠 | EL slice with new structure |
| CN101473698A (en) * | 2006-06-26 | 2009-07-01 | 住友金属矿山株式会社 | Decentralization type electroluminescence element and manufacturing method thereof |
| CN101646277A (en) * | 2009-08-11 | 2010-02-10 | 上海科润光电技术有限公司 | Electroluminescence fabric |
| CN103408993A (en) * | 2013-03-30 | 2013-11-27 | 深圳欧菲光科技股份有限公司 | Conductive ink, transparent conductor and preparation method thereof |
| CN104115561A (en) * | 2012-01-03 | 2014-10-22 | 安德鲁·任科 | Electroluminescent devices and their manufacture |
| CN106793354A (en) * | 2016-11-21 | 2017-05-31 | 万峰 | A kind of luminous paint system |
| TW201728229A (en) * | 2016-01-22 | 2017-08-01 | 張智盛 | Electroluminescent structure and manufacturing method thereof |
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- 2018-01-11 CN CN201810027384.4A patent/CN110034244A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1427652A (en) * | 2001-12-19 | 2003-07-02 | 长春科润光电子材料科技有限公司 | Preparation method of electroluminescent wire |
| CN1798459A (en) * | 2004-12-29 | 2006-07-05 | 郑岩 | Electroluminescence wire |
| CN101473698A (en) * | 2006-06-26 | 2009-07-01 | 住友金属矿山株式会社 | Decentralization type electroluminescence element and manufacturing method thereof |
| CN201054824Y (en) * | 2007-02-15 | 2008-04-30 | 徐楠楠 | EL slice with new structure |
| CN101646277A (en) * | 2009-08-11 | 2010-02-10 | 上海科润光电技术有限公司 | Electroluminescence fabric |
| CN104115561A (en) * | 2012-01-03 | 2014-10-22 | 安德鲁·任科 | Electroluminescent devices and their manufacture |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112490379A (en) * | 2019-09-12 | 2021-03-12 | 京懋国际光电股份有限公司 | Electroplate type electroluminescent device |
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Application publication date: 20190719 |